Patent attributes
A double air-inflated mattress having an upper chamber and a lower chamber, the upper chamber having a top layer, an outer shroud band, a plurality of anchor separators and a bottom layer, the outer shroud band connecting the top and bottom layers to form an inflatable bladder; a middle layer below said top layer partially sealed to the top layer to form a plurality of sealed or half-sealed cavities, in which some or all of said cavities are in fluid communication with the inflatable bladder, the lower chamber having a top layer, an outer shroud band, a plurality of anchor separators and a bottom layer, said outer shroud band connecting the top and bottom layers to form an inflatable bladder. Each chamber of the double mattress may also have a middle shroud band and an inner shroud band, both of said middle shroud bands being separately welded to the outer shroud bands and the inner shroud bands to form a plurality of closed or half-closed cavities, some or all of said cavities being in fluid communication with its respective inflatable bladder to form a plurality of air pockets on the outer shroud bands of the double air mattress.
